Very good chart, page-124

(For you @KerrodT. The Reply feature is acting up again.)

Yep, that's something you could do for sure. If that's what you plan on doing, I'd wait a week or two for the current dust to settle before sending off the request. For me, I'm happy to wait until mid/late-Sept when the Annual Financial Report will come out, which will contain a Top20 list (usually current to within a few days of the report being issued).

(What's happening wrt the share register is not of any real concern for me. It's really just a curiosity. I don't worry too much about those aspects that are totally outside my control, but I do like to get reasonably close insights, well as much as possible, as things change.)